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Groovy example source code file (TableLayoutFactory.groovy)

This example Groovy source code file (TableLayoutFactory.groovy) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

abstractfactory, abstractfactory, awt, component, illegalaccessexception, illegalaccessexception, instantiationexception, map, map, object, object, runtimeexception, tablelayout, tablelayoutfactory, tablelayoutrow

The Groovy TableLayoutFactory.groovy source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package groovy.swing.factory

import groovy.swing.impl.TableLayout
import groovy.swing.impl.TableLayoutCell
import groovy.swing.impl.TableLayoutRow
import java.awt.Component
import java.awt.Window

public class TableLayoutFactory extends AbstractFactory {
    
    public Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) throws InstantiationException, IllegalAccessException {
        if (FactoryBuilderSupport.checkValueIsType(value, name, TableLayout.class)) {
            return value;
        }
        return new TableLayout();
    }

    public void setParent(FactoryBuilderSupport builder, Object parent, Object child) {
        if (builder.getParentFactory()) {
            builder.getParentFactory().setChild (builder, parent, child.getComponent());
        }
    }
}
    
public class TRFactory extends AbstractFactory {
    public Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) throws InstantiationException, IllegalAccessException {
        FactoryBuilderSupport.checkValueIsNull(value, name);
        //TODO we could make the value arg the parent
        Object parent = builder.getCurrent();
        if (parent instanceof TableLayout) {
            return new TableLayoutRow((TableLayout) parent);
        } else {
            throw new RuntimeException("'tr' must be within a 'tableLayout'");
        }
    }

    public void onNodeCompleted(FactoryBuilderSupport builder, Object parent, Object node) {
        node.addComponentsForRow()
    }
}

public class TDFactory extends AbstractFactory {
    public Object newInstance(FactoryBuilderSupport builder, Object name, Object value, Map attributes) throws InstantiationException, IllegalAccessException {
        FactoryBuilderSupport.checkValueIsNull(value, name);
        //TODO we could make the value arg the TR
        Object parent = builder.getCurrent();
        if (parent instanceof TableLayoutRow) {
            return new TableLayoutCell((TableLayoutRow) parent);
        } else {
            throw new RuntimeException("'td' must be within a 'tr'");
        }
    }

    public void setChild(FactoryBuilderSupport builder, Object parent, Object child) {
        if (!(child instanceof Component) || (child instanceof Window)) {
            return;
        }
        parent.addComponent(child)
    }
}

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